The American Academy of Political and Social Science & Charlesworth, J. C. (1964). Leisure in America: Blessing or Curse? Selbstverl. der Körpersch..

The American Academy of Political and Social Science and James C. Charlesworth. Leisure in America: Blessing or Curse? Philadelphia: Selbstverl. der Körpersch., 1964.

The American Academy of Political and Social Science and James C. Charlesworth. Leisure in America: Blessing or Curse? Selbstverl. der Körpersch., 1964.